Explore details about location Santullan-Samano. Santullan-Samano is a location situated within the Castro-Urdiales alongside other areas such as Calle del Padre Basabe, Calle de Joaquín Altuna, Calle Ardigales. Additionally, some smaller parts of Santullan-Samano include specific areas like Antigua via de Castro-Alén, Castro Urdiales-Las Muñecas, Autovía del Cantábrico adding to the diversity of its landscape.